diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index ab8c014eb314..ef8d92d42aa9 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -102,6 +102,8 @@ CONFIG_ARM_SCMI_CPUFREQ=y
 CONFIG_ARM_TEGRA186_CPUFREQ=y
 CONFIG_QORIQ_CPUFREQ=y
 CONFIG_ACPI=y
+CONFIG_ACPI_HOTPLUG_MEMORY=y
+CONFIG_ACPI_HMAT=y
 CONFIG_ACPI_APEI=y
 CONFIG_ACPI_APEI_GHES=y
 CONFIG_ACPI_APEI_PCIEAER=y
@@ -126,6 +128,8 @@ CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 # CONFIG_COMPAT_BRK is not set
+CONFIG_MEMORY_HOTPLUG=y
+CONFIG_MEMORY_HOTREMOVE=y
 CONFIG_KSM=y
 CONFIG_MEMORY_FAILURE=y
 CONFIG_TRANSPARENT_HUGEPAGE=y